207968229

素因数分解:

$3^4\times 7^1\times {\mathrm{366787}}^1$

素因数の和:366806

約数の個数: 20

約数和(自身を含む): 355050784

約数和(自身を除く): 147082555

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 366787, 1100361, 2567509, 3301083, 7702527, 9903249, 23107581, 29709747, 69322743, 207968229]

約数ペア:

[(1, 207968229), (3, 69322743), (7, 29709747), (9, 23107581), (21, 9903249), (27, 7702527), (63, 3301083), (81, 2567509), (189, 1100361), (567, 366787)]